/* 
 * Copyright 2010 Ziya Guven Koylu, Ozge Koylu
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at 
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package com.koylu.caffein.model.clazz.id;

import java.sql.PreparedStatement;
import java.sql.ResultSet;

import org.apache.commons.beanutils.PropertyUtils;

import com.koylu.caffein.model.caffein.CaffeinConfig;


public class AutoIncrementId extends AssignedId implements AutoGeneratedId{	
	public void setGeneratedKeys(CaffeinConfig caffeinConfig, Object object, PreparedStatement preparedStatement) throws Exception {
		ResultSet resultSet = null;
		try {
			resultSet = preparedStatement.getGeneratedKeys();
			if (resultSet.next()) {
				PropertyUtils.setProperty(object, getName(), getConverter(caffeinConfig).columnToField(resultSet, 1));
			}	
		} catch (Exception e) {
			if(resultSet != null){
				try {
					resultSet.close();
				} catch (Exception e2) {}
			}
		}
	}
	
	private String[] generatedColumnNames = null;
	public String[] getGeneratedColumnNames() {
		if(generatedColumnNames == null){
			generatedColumnNames = new String[]{ getColumn() };
		}
		return generatedColumnNames;
	}
}